CA966754A
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Valve
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US3795320A
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Filter element construction
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CA957620A
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Means and method of skimming a pool by use of vortex
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CA957618A
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Skim tank
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CA932243A
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Means and method of clamping, cutting and extending cable
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US3628664A
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Means of skimming a pool by use of vortex
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US3616517A
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Means and method of clamping cutting and extending cable
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US3555574A
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Spring loaded weir for pool skimmers
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US3620372A
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Skim tank
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US3540063A
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Turbulence dispelling float device and string
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US3506489A
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Method and apparatus of cleaning a pool
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US3471091A
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Hydrotherapy fitting
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GB1124369A
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Method of and apparatus for cleaning a pool
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US3401116A
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Method of chlorinating water in a reservoir and apparatus therefor
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US3306448A
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Automatic skim tank and system
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US3471021A
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Valve and liquid flow system
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US3408006A
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Liquid jet producing device
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US3497213A
|
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Diving board of interlocked z-shaped sections
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GB984997A
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High flow sand filter
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US3187898A
|
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Automatic spin filter
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